Answer:
21x - 15
Step-by-step explanation:
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Explanation
Step 1
the density of an object is given by:
Step 2
let
Step 3
replace,
I hope this helps you
Answer:
Find the complex solutions using the quadratic formula.
x
=
−
b
−
√
b
2
−
4
c
2
x
=
−
b
+
√
b
2
−
4
c
2
Step-by-step explanation:
Put in a equality
20 > (70/x)
then you solve
20x > 70
x>70/20
x> 3.5 you can not put part of a chair in a row so you round up
****You can put 4 or more chairs in a row****
Answer:
Step-By-Step Explanation: